<html>
<head>
  <title>deck.gl Tile3DLayer</title>
  <script src="https://unpkg.com/deck.gl@^9.0.0/dist.min.js"></script>
  <script src="https://unpkg.com/@loaders.gl/i3s@^2.3.0/dist/dist.min.js"></script>
  <script src='https://unpkg.com/maplibre-gl@3.6.0/dist/maplibre-gl.js'></script>

  <link href='https://unpkg.com/maplibre-gl@3.6.0/dist/maplibre-gl.css' rel='stylesheet' />
</head>

<body style="margin:0; width: 100vw; height: 100vh;"></body>

<script type="text/javascript">
  const INITIAL_VIEW_STATE = {
    longitude: -120,
    latitude: 34,
    height: 600,
    width: 800,
    pitch: 45,
    maxPitch: 85,
    bearing: 0,
    minZoom: 2,
    maxZoom: 30,
    zoom: 14.5
  };

  const {DeckGL, Tile3DLayer} = deck;
  const {I3SLoader} = loaders;

  const deckgl = new DeckGL({
    mapStyle: 'https://basemaps.cartocdn.com/gl/dark-matter-nolabels-gl-style/style.json',
    initialViewState: INITIAL_VIEW_STATE,
    controller: true,
    layers: [
      new Tile3DLayer({
        id: 'tile-3d-layer',
        data:
          'https://tiles.arcgis.com/tiles/z2tnIkrLQ2BRzr6P/arcgis/rest/services/SanFrancisco_Bldgs/SceneServer/layers/0',
        loader: I3SLoader,
        onTilesetLoad: (tileset) => {
          const {zoom, cartographicCenter} = tileset;
          const [longitude, latitude] = cartographicCenter;

          const viewState = {
            ...deckgl.viewState,
            zoom: zoom + 2.5,
            longitude,
            latitude
          };
          deckgl.setProps({initialViewState: viewState});
        }
      })
    ]
  });

</script>
</html>
